Class: Tilt::HamlTemplate

Inherits:
Template show all
Defined in:
lib/tilt/haml.rb

Overview

Haml template implementation. See: haml.hamptoncatlin.com/

Instance Attribute Summary

Attributes inherited from Template

#data, #file, #line, #options

Instance Method Summary collapse

Methods inherited from Template

#basename, default_mime_type, default_mime_type=, #eval_file, #initialize, metadata, #metadata, #name, #render

Constructor Details

This class inherits a constructor from Tilt::Template

Instance Method Details

#evaluate(scope, locals, &block) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/tilt/haml.rb', line 15

def evaluate(scope, locals, &block)
  raise ArgumentError, 'invalid scope: must not be frozen' if scope.frozen?

  if @engine.respond_to?(:precompiled_method_return_value, true)
    super
  else
    @engine.render(scope, locals, &block)
  end
end

#precompiled_postamble(locals) ⇒ Object 



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# File 'lib/tilt/haml.rb', line 47

def precompiled_postamble(locals)
  @engine.instance_eval do
    <<-RUBY
        #{precompiled_method_return_value}
      ensure
        @haml_buffer = @haml_buffer.upper if @haml_buffer
      end
    RUBY
  end
end

#precompiled_preamble(locals) ⇒ Object 



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# File 'lib/tilt/haml.rb', line 32

def precompiled_preamble(locals)
  local_assigns = super
  @engine.instance_eval do
    <<-RUBY
      begin
        extend Haml::Helpers
        _hamlout = @haml_buffer = Haml::Buffer.new(@haml_buffer, #{options_for_buffer.inspect})
        _erbout = _hamlout.buffer
        __in_erb_template = true
        _haml_locals = locals
        #{local_assigns}
    RUBY
  end
end

#precompiled_template(locals) ⇒ Object

Precompiled Haml source. Taken from the precompiled_with_ambles method in Haml::Precompiler: github.com/nex3/haml/blob/master/lib/haml/precompiler.rb#L111-126



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# File 'lib/tilt/haml.rb', line 28

def precompiled_template(locals)
  @engine.precompiled
end

#prepare ⇒ Object 



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# File 'lib/tilt/haml.rb', line 10

def prepare
  options = @options.merge(:filename => eval_file, :line => line)
  @engine = ::Haml::Engine.new(data, options)
end